Merge pull request #7473 from CocoaPods/manu-pathlist-glob-performance

Improve `pod install` performance for pods with exact file paths rather than glob patterns

CHANGELOG.md

@@ -8,6 +8,10 @@ To install release candidates run `[sudo] gem install cocoapods --pre`
 
 ##### Enhancements
 
+* Improve `pod install` performance for pods with exact file paths rather than glob patterns  
+  [Muhammed Yavuz Nuzumlalı](https://github.com/manuyavuz)
+  [#7473](https://github.com/CocoaPods/CocoaPods/pull/7473)
+
 * Add support for modular header search paths, include "legacy" support.  
   [Dimitris Koutsogiorgas](https://github.com/dnkoutso)
   [#7412](https://github.com/CocoaPods/CocoaPods/pull/7412)

lib/cocoapods/installer/xcode/pods_project_generator/file_references_installer.rb

@@ -58,9 +58,7 @@ module Pod
           # @return [void]
           #
           def refresh_file_accessors
-            file_accessors.each do |fa|
-              fa.path_list.read_file_system
-            end
+            file_accessors.map(&:path_list).uniq.each(&:read_file_system)
           end
 
           # Adds the source files of the Pods to the Pods project.

lib/cocoapods/sandbox/path_list.rb

@@ -128,19 +128,25 @@ module Pod
         else
           full_list = files
         end
+        patterns_array = Array(patterns)
+        exact_matches = full_list & patterns_array
+        patterns_array -= exact_matches
 
-        list = Array(patterns).map do |pattern|
+        all_patterns = patterns_array.map do |pattern|
           if directory?(pattern) && dir_pattern
             pattern += '/' unless pattern.end_with?('/')
             pattern += dir_pattern
           end
-          expanded_patterns = dir_glob_equivalent_patterns(pattern)
-          full_list.select do |path|
-            expanded_patterns.any? do |p|
+          dir_glob_equivalent_patterns(pattern)
+        end.flatten
+        list = exact_matches
+        unless all_patterns.empty?
+          list += full_list.select do |path|
+            all_patterns.any? do |p|
               File.fnmatch(p, path, File::FNM_CASEFOLD | File::FNM_PATHNAME)
             end
           end
-        end.flatten
+        end
 
         list = list.map { |path| Pathname.new(path) }
         if exclude_patterns